890684421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{380147}}^1$

素因数の和:380232

約数の個数: 16

約数和(自身を含む): 1313791488

約数和(自身を除く): 423107067

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 380147, 1140441, 4181617, 12544851, 26990437, 80971311, 296894807, 890684421]

約数ペア:

[(1, 890684421), (3, 296894807), (11, 80971311), (33, 26990437), (71, 12544851), (213, 4181617), (781, 1140441), (2343, 380147)]